לֵב

The Hebrew term *lev* (לֵב) primarily denotes the "heart," but its semantic range extends far beyond the physical organ. In ancient Israelite thought, the heart was considered the seat of a person's entire inner being. It represented the center of one's intellect, where understanding, wisdom, and thought resided. It was also the wellspring of emotions, including joy, sorrow, love, and fear. Furthermore, the *lev* was seen as the locus of the will and moral decision-making, where intentions were formed and choices were made.

This broad understanding of *lev* is evident in its diverse biblical usage. It can refer to the inner thoughts and intentions of God and humans alike. It is frequently associated with one's moral character, with descriptions of "clean hearts," "stubborn hearts," or "new hearts" all pointing to a person's spiritual and ethical condition. The *lev* is presented as the place where one truly knows God, and where faith and obedience are cultivated. This concept underscores the holistic view of the human person in the Old Testament, where mental, emotional, and volitional aspects are intricately connected within the "heart."

The theological weight of *lev* is significant, as it highlights the importance of the inner life and genuineness before God. True worship and righteous living stem from a heart that is wholly devoted and transformed. The prophets often called for a change of heart, emphasizing that outward rituals were meaningless without inner sincerity. The promise of a "new heart" in Ezekiel, for instance, speaks to God's transformative power to renew a person's very core, enabling them to follow His statutes willingly. Thus, *lev* encapsulates the entirety of human personality and one's relationship with God.